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Canadian application, no grantCanada

.beta.1, 3-n-acetylglucosaminyltransferase, dna encoding it and its use

CA 2248971 A1 · Owner: Kyowa Hakko Kirin Co. Ltd. · Inventors: Fukuda, Minoru; Sekine, Susumu; Miura, Kazumi

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The present invention provides pharmaceutical preparations for anti-inflammation, anti-infection inhibition of cancer metastasis etc. foods such as dairy products etc. and a method for improving proteins as well as, a method for diagnosis of inflammatory diseases and cancer malignancy. According to the present invention there can be, provided a polypeptide having poly-N-acetyllactosamine sugar chains synthesis-related activity, a process for producing the polypeptide, DNA coding for the polypeptide a process for, producing the DNA, a recombinant vector having the DNA integrated therein, a transformant carrying the recombinant vector, an antibody recognizing the polypeptide a process for, …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed October 27, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 27, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 27, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 27, 1998
GrantedNo grant recorded
Term endedOctober 27, 2018
Patent numberCA 2248971 A1
Classification (IPC)C12N15/54 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedOct 27, 1998Term endedOct 27, 2018

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.